65.04% is the change from 246 to 406
Calculation steps:
[( 406 - 246 ) ÷ 246] x 100 = 65.04%
Formula
Percentage change = [(406 - 246) / 246] x 100
Subtract the new number by the original number
406 - 246 = 160
160 ÷ 246 = 0.6504065040650406
0.6504065040650406 x 100 = 65.04%